Side by side

Bremont S502vsHamilton Khaki Navy Frogman Titanium Auto

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

S502
BremontS502
MSRP $5,100
Khaki Navy Frogman Titanium Auto
HamiltonKhaki Navy Frogman Titanium Auto
MSRP $1,675

At a glance

9 of 29 specs differ
Diameter
S50243mm
Khaki Navy Frogman Titanium Auto46mm
Power Reserve
S50240h
Khaki Navy Frogman Titanium Auto80h
Water Resistance
S502500m
Khaki Navy Frogman Titanium Auto1,000m
MSRP
S502$5,100
Khaki Navy Frogman Titanium Auto$1,675

Full specifications

Case

6 specs
Diameter
43mm
46mm
Thickness
16.5mm
15.95mm
Lug-to-Lug
46mm
Lug Width
16.5mm
22mm
Material
316L Stainless Steel
Titanium
Water Resistance
500m
1000m

Movement

2 specs
Caliber
BE-93-2AE
H-10
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$5,100
$1,675

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Bremont S502

The Bremont S502 is widely praised for its attractive full-stealth, black DLC treatment, and the beige lume that complements its Spec Ops design, with a burnt-orange GMT hand enhancing legibility. Owners find the watch handsome and cool, appreciating the 'black & tan' aesthetic suitable for hard wear. The Bremont S502 features a 502m water-resistance rating and a 42-hour power reserve, powered by a chronometer-rated Bremont BE-93-2AV automatic movement. While many like the NATO strap for its aesthetic and how it ties in with the PVD metalwork, some prefer the original black rubber strap for its comfort and custom fit. On balance, owners and reviewers rate the Bremont S502 highly for its stealthy aesthetic and robust build.

Hamilton Khaki Navy Frogman Titanium Auto

Owners widely praise the Hamilton Khaki Navy Frogman Titanium Auto for its durability, bold design, and titanium case construction, with some noting its comfortable wearability and precise +2 seconds per day accuracy. Reviewers highlight the 46mm model's 1000m water resistance and 80-hour power reserve from the H-10 movement. However, the large 46mm case size is frequently cited as a drawback for everyday wear, and some find the rubber strap stiff, the bezel grip challenging when wet, and the crown difficult to grip. One owner reports that the lume is not strong. On balance, owners and reviewers appreciate the Hamilton Khaki Navy Frogman Titanium Auto for its robust build and dive-ready specifications, with the primary caveat being its substantial case dimensions.

From video reviewers

The bezel action and dial are highlighted as strengths. The watch's size, specifically its thickness and lug-to-lug measurement, is a shared concern. Reviewers disagreed on the oversized crown lock, with one finding it a drawback and another not mentioning it.

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